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Technical Mcqs Objective Questions { SQL for Database Construction }



1. The SQL command to create a table is:
A. MAKE TABLE.
B. ALTER TABLE.
C. DEFINE TABLE.
D. CREATE TABLE.
Discussion
2. A ________ is a stored program that is attached to a table or a view.
A. pseudofile
B. embedded SELECT statement
C. trigger
D. None of the above is correct.
Discussion
3. The DROP TABLE statement:
A. deletes the table structure only.
B. deletes the table structure along with the table data.
C. works whether or not referential integrity constraints would be violated.
D. is not an SQL statement.
Discussion
4. SQL views can be used to hide:
A. columns and rows only.
B. complicated SQL syntax only.
C. both of the above can be hidden by an SQL view.
D. None of the above is correct.
Discussion
5. The SQL statement to create a view is:
A. CREATE VIEW.
B. MAKE VIEW.
C. SELECT VIEW.
D. INSERT VIEW.
Discussion
6. To update an SQL view, the DBMS must be able to associate the column(s) to be updated with:
A. a particular column in a particular underlying table.
B. a particular column in a particular row.
C. a particular row in a particular underlying table.
D. None of the above is correct.
Discussion
7. Which of the following is NOT a type of SQL constraint?
A. PRIMARY KEY
B. FOREIGN KEY
C. ALTERNATE KEY
D. UNIQUE
Discussion

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